321240112302321 has 8 divisors (see below), whose sum is σ = 475911277484960. Its totient is φ = 214160074868196.

The previous prime is 321240112302313. The next prime is 321240112302323. The reversal of 321240112302321 is 123203211042123.

321240112302321 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 401 + 1 + 23 + 0 + 232 + 1 = 666.

It is not a de Polignac number, because 321240112302321 - 2³ = 321240112302313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 11897781937123 = 321240112302321 / (3 + 2 + 1 + 2 + 4 + 0 + 1 + 1 + 2 + 3 + 0 + 2 + 3 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321240112302323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5948890968535 + ... + 5948890968588.

It is an arithmetic number, because the mean of its divisors is an integer number (59488909685620).

Almost surely, 2^{321240112302321} is an apocalyptic number.

It is an amenable number.

321240112302321 is a deficient number, since it is larger than the sum of its proper divisors (154671165182639).

321240112302321 is a wasteful number, since it uses less digits than its factorization.

321240112302321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11897781937132 (or 11897781937126 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 321240112302321 its reverse (123203211042123), we get a palindrome (444443323344444).

The spelling of 321240112302321 in words is "three hundred twenty-one trillion, two hundred forty billion, one hundred twelve million, three hundred two thousand, three hundred twenty-one".